<script setup>
import { reactive } from 'vue'
/**
 注意点：
 reactive函数只能传入 对象/数组
 reactive函数包裹的数据不能直接赋值
 */
const person = reactive({
  name: '董尚喜',
  age: 20,
})
const changeName = () => (person.name = '小董')
const addAge = () => person.age++
</script>

<template>
  <div>
    <div>{{ person }}</div>
    <button @click="changeName">修改姓名</button>
    <button @click="addAge">增加年龄</button>
  </div>
</template>

<style scoped></style>
